private static Literal <ExpressionToken> StartingToken(ref StringSlice text)
{
ConsumeWhitespace(ref text);
foreach (Literal <ExpressionToken> token in Tokens)
{
if (text.StartsWith(token.Text, StringComparison.OrdinalIgnoreCase))
{
return(token);
}
}
return(null);
}
private static CompareOperator ParseCompareOperator(ref StringSlice text)
{
ConsumeWhitespace(ref text);
foreach (Literal <CompareOperator> op in CompareOperators)
{
if (text.StartsWith(op.Text, StringComparison.OrdinalIgnoreCase))
{
text = text.Substring(op.Text.Length);
return(op.Value);
}
}
throw new QueryParseException("compare operator", text);
}
